A short 4000 foot Kirk Yard in Gary, IN, to Waterloo, IA, manifest train has an rare SD60F leading today's train. CN SD60F's have been mainly captivated to Canadian service for awhile now. Only a few SD60F's have made it into US service due in the past year. Here one leads M337 thru the sag just west of Winthrop, about 30 miles east of Waterloo.